Sofa



FIG. 1 is a front elevational view of sofa showing my design;

FIG. 2 is a left side view thereof;

FIG. 3 is a top elevational view thereof;

FIG. 4 is a bottom elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is a perspective view in an alternate position with backrest and seat cushion removed; and,

FIG. 9 is another perspective view showing another alternate position with backrest cushion, seat cushion, and one piece of the side prism shaped cushions removed. 

The ornamental design for a sofa, as shown and described. 